At Humminbird, innovation is the core of everything we do. Fueled by DNA that is unmistakably Humminbird, the Helix Series also features a jaw-dropping industrial design. From top to bottom, it's plain to see that finding fish runs in this family. The Helix 12 CHIRP SI GPS features a large 12.1" display with LED backlight, Side Imaging and Down Imaging sonar with CHIRP sonar with up to 8000 Watts PTP power output, GPS Chartplotting with built-in ContourXD maps, and Ethernet networking capabilities. Includes unit